254318640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{751}}^1$

素因数の和:867

約数の個数: 160

約数和(自身を含む): 845945856

約数和(自身を除く): 591627216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 83, 85, 102, 120, 136, 166, 170, 204, 240, 249, 255, 272, 332, 340, 408, 415, 498, 510, 664, 680, 751, 816, 830, 996, 1020, 1245, 1328, 1360, 1411, 1502, 1660, 1992, 2040, 2253, 2490, 2822, 3004, 3320, 3755, 3984, 4080, 4233, 4506, 4980, 5644, 6008, 6640, 7055, 7510, 8466, 9012, 9960, 11265, 11288, 12016, 12767, 14110, 15020, 16932, 18024, 19920, 21165, 22530, 22576, 25534, 28220, 30040, 33864, 36048, 38301, 42330, 45060, 51068, 56440, 60080, 62333, 63835, 67728, 76602, 84660, 90120, 102136, 112880, 124666, 127670, 153204, 169320, 180240, 186999, 191505, 204272, 249332, 255340, 306408, 311665, 338640, 373998, 383010, 498664, 510680, 612816, 623330, 747996, 766020, 934995, 997328, 1021360, 1059661, 1246660, 1495992, 1532040, 1869990, 2119322, 2493320, 2991984, 3064080, 3178983, 3739980, 4238644, 4986640, 5298305, 6357966, 7479960, 8477288, 10596610, 12715932, 14959920, 15894915, 16954576, 21193220, 25431864, 31789830, 42386440, 50863728, 63579660, 84772880, 127159320, 254318640]

約数ペア:

[(1, 254318640), (2, 127159320), (3, 84772880), (4, 63579660), (5, 50863728), (6, 42386440), (8, 31789830), (10, 25431864), (12, 21193220), (15, 16954576), (16, 15894915), (17, 14959920), (20, 12715932), (24, 10596610), (30, 8477288), (34, 7479960), (40, 6357966), (48, 5298305), (51, 4986640), (60, 4238644), (68, 3739980), (80, 3178983), (83, 3064080), (85, 2991984), (102, 2493320), (120, 2119322), (136, 1869990), (166, 1532040), (170, 1495992), (204, 1246660), (240, 1059661), (249, 1021360), (255, 997328), (272, 934995), (332, 766020), (340, 747996), (408, 623330), (415, 612816), (498, 510680), (510, 498664), (664, 383010), (680, 373998), (751, 338640), (816, 311665), (830, 306408), (996, 255340), (1020, 249332), (1245, 204272), (1328, 191505), (1360, 186999), (1411, 180240), (1502, 169320), (1660, 153204), (1992, 127670), (2040, 124666), (2253, 112880), (2490, 102136), (2822, 90120), (3004, 84660), (3320, 76602), (3755, 67728), (3984, 63835), (4080, 62333), (4233, 60080), (4506, 56440), (4980, 51068), (5644, 45060), (6008, 42330), (6640, 38301), (7055, 36048), (7510, 33864), (8466, 30040), (9012, 28220), (9960, 25534), (11265, 22576), (11288, 22530), (12016, 21165), (12767, 19920), (14110, 18024), (15020, 16932)]